Questions & Answers for: Northern Industrial unloading

starting the unit My compressor (a portable) starts pumping when I turn it on. It goes up to 120 lbs and then at the point it is to shut off, it does. The air then starts escaping from the compressor ...

my compressor starts up and reaches the desired pressure, but when I have used it for a short time and the pressure drops, it does not kick back on automatically. It bogs down and trips the circuit ...

once compressor reaches 125 lbs. pressure, the relief valve opens and releases pressure. the motor then tries to engage but cannot come to full speed because of back pressure I am trying to find and ...

Compressor with head unloaders. Do I use a check valve with unloader port or a switch with a unloader on it? Honestly you can use either. Some compressors come with both. My personal preference is the